NEET levelSingle correct optionDifficulty 1 of 3cc002
The denticity of the oxalate ion, CX2OX4X2−, when it chelates a metal ion is
A4
B3
C1
D2
Answer: D
Denticity is the number of donor atoms that bind to the metal. Oxalate binds through one oxygen from each carboxylate group, so only 2 donor atoms are used and it is bidentate.